.banner {
    height: 80px;
    align-items: center;
    .logo {
        width: 115px;
        height: 20px;
        text-indent: -200em;
        overflow: hidden;
        background-image: url(../images/logo.png);
        margin-right: 55px;
        margin-left: 10px;
    }
    .nav {
        flex-direction: row;
        li {
            a {
                text-decoration: none;
                color: #000;
            }
            margin-right: 30px;
        }
    }
}